Pupil expander



FIG. 1 is a perspective view of the pupil expander of the presentinvention.

FIG. 2 is a front view of the pupil expander of the present invention.

FIG. 3 is a back view of the pupil expander of the present invention.

FIG. 4 is a first side view of the pupil expander of the presentinvention;

FIG. 5 is a second side view of the pupil expander of the presentinvention.

FIG. 6 is a top view of the pupil expander of the present invention;and,

FIG. 7 is a bottom view of the pupil expander of the present invention.

CLAIM The ornamental design for a pupil expander, as shown anddescribed.